/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.felix.ipojo.manipulator.spi;

import org.apache.felix.ipojo.manipulator.spi.Module;

/**
 * Discover {@link org.apache.felix.ipojo.manipulator.spi.Module}s available in the "environment".
 * Environment is dependent of the implementation.
 * @since 1.11.2
 * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
 */
public interface ModuleProvider {

    /**
     * Discover a set of modules at a given time.
     * Returned modules could disappear in the future.
     * @return discovered modules (should <bold>NEVER</bold> returns {@literal null})
     */
    Iterable<Module> findModules();
}
